Question

How much of the total amount of power developed world wide consists of hydro power plant?

(a) 10%

(b) 20%

(c) 30%

(d) 40%

The question was posed to me in class test.

I'd like to ask this question from Hydrology topic in section Hydro Electric Power Plant of Energy Engineering

Answer 1

Right option is (b) 20%

The best I can explain: Nearly 20% of the total world’s power is generated using hydro power plants. To countries in the world 90% of the nation’s power requirement is met by hydro power. When compared country wise this amount is very high.